From mboxrd@z Thu Jan 1 00:00:00 1970 From: "Edgecombe, Rick P" Subject: Re: [PATCH RFC] mm: add MAP_EXCLUSIVE to create exclusive user mappings Date: Mon, 28 Oct 2019 19:59:25 +0000 Message-ID: <0a35765f7412937c1775daa05177b20113760aee.camel@intel.com> References: <1572171452-7958-1-git-send-email-rppt@kernel.org> <1572171452-7958-2-git-send-email-rppt@kernel.org> <20191028123124.ogkk5ogjlamvwc2s@box> <20191028130018.GA7192@rapoport-lnx> <20191028131623.zwuwguhm4v4s5imh@box> <20191028135521.GB4097@hirez.programming.kicks-ass.net> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Return-path: In-Reply-To: <20191028135521.GB4097@hirez.programming.kicks-ass.net> Content-Language: en-US Content-ID: Sender: linux-kernel-owner@vger.kernel.org To: "kirill@shutemov.name" , "peterz@infradead.org" Cc: "adobriyan@gmail.com" , "linux-kernel@vger.kernel.org" , "rppt@kernel.org" , "rostedt@goodmis.org" , "jejb@linux.ibm.com" , "tglx@linutronix.de" , "linux-mm@kvack.org" , "dave.hansen@linux.intel.com" , "linux-api@vger.kernel.org" , "x86@kernel.org" , "akpm@linux-foundation.org" , "hpa@zytor.com" , "mingo@redhat.com" , "luto@kernel.org" , "rppt@linux.ibm.com" , "bp@alien8.de" , "arnd@arndb.de" List-Id: linux-api@vger.kernel.org T24gTW9uLCAyMDE5LTEwLTI4IGF0IDE0OjU1ICswMTAwLCBQZXRlciBaaWpsc3RyYSB3cm90ZToN Cj4gT24gTW9uLCBPY3QgMjgsIDIwMTkgYXQgMDQ6MTY6MjNQTSArMDMwMCwgS2lyaWxsIEEuIFNo dXRlbW92IHdyb3RlOg0KPiANCj4gPiBJIHRoaW5rIGFjdGl2ZSB1c2Ugb2YgdGhpcyBmZWF0dXJl IHdpbGwgbGVhZCB0byBwZXJmb3JtYW5jZSBkZWdyYWRhdGlvbiBvZg0KPiA+IHRoZSBzeXN0ZW0g d2l0aCB0aW1lLg0KPiA+IA0KPiA+IFNldHRpbmcgYSBzaW5nbGUgNGsgcGFnZSBub24tcHJlc2Vu dCBpbiB0aGUgZGlyZWN0IG1hcHBpbmcgd2lsbCByZXF1aXJlDQo+ID4gc3BsaXR0aW5nIDJNIG9y IDFHIHBhZ2Ugd2UgdXN1YWxseSBtYXAgZGlyZWN0IG1hcHBpbmcgd2l0aC4gQW5kIGl0J3Mgb25l DQo+ID4gd2F5IHJvYWQuIFdlIGRvbid0IGhhdmUgYW55IG1lY2hhbmlzbSB0byBtYXAgdGhlIG1l bW9yeSB3aXRoIGh1Z2UgcGFnZQ0KPiA+IGFnYWluIGFmdGVyIHRoZSBhcHBsaWNhdGlvbiBoYXMg ZnJlZWQgdGhlIHBhZ2UuDQo+IA0KPiBSaWdodCwgd2UgcmVjZW50bHkgaGFkIGEgJ2J1Zycgd2hl cmUgZnRyYWNlIHRyaWdnZXJlZCBzb21ldGhpbmcgbGlrZQ0KPiB0aGlzIGFuZCBmYWNlYm9vayBy YW4gaW50byBpdCBhcyBhIHBlcmZvcm1hbmNlIHJlZ3Jlc3Npb24uIFNvIHllcywgdGhpcw0KPiBp cyBhIHJlYWwgY29uY2Vybi4NCg0KRG9uJ3QgZS9jQlBGIGZpbHRlcnMgYWxzbyBicmVhayB0aGUg ZGlyZWN0IG1hcCBkb3duIHRvIDRrIHBhZ2VzIHdoZW4gY2FsbGluZw0Kc2V0X21lbW9yeV9ybygp IG9uIHRoZSBmaWx0ZXIgZm9yIDY0IGJpdCB4ODYgYW5kIGFybT8NCg0KSSd2ZSBiZWVuIHdvbmRl cmluZyBpZiB0aGUgcGFnZSBhbGxvY2F0b3Igc2hvdWxkIG1ha2Ugc29tZSBlZmZvcnQgdG8gZmlu ZCBhDQpicm9rZW4gZG93biBwYWdlIGZvciBhbnl0aGluZyB0aGF0IGNhbiBiZSBrbm93biB3aWxs IGhhdmUgZGlyZWN0IG1hcCBwZXJtaXNzaW9ucw0KY2hhbmdlZCAob3IgaWYgaXQgYWxyZWFkeSBn cm91cHMgdGhlbSBzb21laG93KS4gQnV0IGFsc28sIHdoeSBhbnkgcG90ZW50aWFsDQpzbG93ZG93 biBvZiA0ayBwYWdlcyBvbiB0aGUgZGlyZWN0IG1hcCBoYXNuJ3QgYmVlbiBub3RpY2VkIGZvciBh cHBzIHRoYXQgZG8gYQ0KbG90IG9mIGluc2VydGlvbnMgYW5kIHJlbW92YWxzIG9mIEJQRiBmaWx0 ZXJzLCBpZiB0aGlzIGlzIGluZGVlZCB0aGUgY2FzZS4NCg0KDQo=